//
//  SQLManager.h
//  CoreDataDemo
//
//  Created by liuxiang on 2018/1/6.
//  Copyright © 2018年 liuxiang. All rights reserved.
//

#import <Foundation/Foundation.h>
@class BookModel;

@interface SQLManager : NSObject

+ (instancetype) sharedSQLManager;

- (NSArray<BookModel *> *) findBook;
@end
